11/21/2013STScI-2013-534.Infant Galaxies Merging Near 'Cosmic Dawn'
Astronomers using the combined power of NASA's Hubble Space Telescope and the Atacama Large Millimeter/submillimeter Array (ALMA) telescope have discovered a far-flung... (More)

10/17/2013STScI-2013-4211.Comet ISON Appears Intact
A new image of the sunward plunging Comet ISON taken by NASA's Hubble Space Telescope on October 9, 2013, suggests that the comet is intact despite some predictions that the fragile icy nucleus... (More)

8/29/2013STScI-2013-3518.Hubble Sees a Cosmic Caterpillar
This light-year-long knot of interstellar gas and dust resembles a caterpillar on its way to a feast. But the meat of the story is not only what this cosmic caterpillar... (More)

8/22/2013STScI-2013-3219.Hubble Takes Movies of Space Slinky
The universe is so big, and it takes so long for most celestial objects to change, that it is rare a telescope can catch something in motion. (More)

8/8/2013STScI-2013-2721.Hubble Finds Source of Magellanic Stream
Astronomers using NASA's Hubble Space Telescope have solved a 40-year mystery on the origin of the Magellanic Stream, a long ribbon of gas stretching nearly halfway... (More)

7/25/2013STScI-2013-3123.Galaxies, Comets, and Stars! Oh My!
In this Hubble Space Telescope composite image taken in April 2013, the sun-approaching Comet ISON floats against a seemingly infinite backdrop of numerous galaxies and a handful... (More)

7/15/2013STScI-2013-3026.Hubble Finds New Neptune Moon
In the summer of 1989, a robotic emissary from Earth visited the farthest major planet from the Sun, Neptune. Like any good tourist, NASA's Voyager 2 spacecraft snapped a lot of pictures... (More)

7/11/2013STScI-2013-2627.NASA's Hubble Finds a True Blue Planet
Hubble has identified the true visible-light color of a giant Jupiter-sized planet located 63 light-years away. The planet has a cobalt blue color. It has torrential 4,500-mile-per-hour... (More)

7/2/2013STScI-2013-2428.Comet ISON Brings Holiday Fireworks
This July 4th, the solar system is showing off some fireworks of its own. Superficially resembling a skyrocket, Comet ISON is hurtling toward the Sun at a whopping 48,000 miles per hour. (More)

6/20/2013STScI-2013-2329.Colliding Galaxy Pair Takes Flight
What looks like a celestial hummingbird is really the result of a collision between a spiral and an elliptical galaxy at a whopping 326 million light- years away. (More)

4/23/2013STScI-2013-1436.Hubble Captures Comet ISON
Comet ISON is potentially the "comet of the century" because around the time the comet makes its closest approach to the Sun, on November 28, it may briefly become brighter than the full Moon. (More)

4/19/2013STScI-2013-1237.Hubble Sees a Horsehead of a Different Color
Unlike other celestial objects there is no question how the Horsehead Nebula got its name. This iconic silhouette of a horse's head and neck pokes up mysteriously... (More)